(This post is part of: “A Story of Self-setting Sudoku”.)
If solving sudoku today, we recommend starting with the LinkedIn Mini Sudoku and watch the video of Dr. Sudoku solving his way through a creepy mansion. Trust us, it is special. Then come for this Pumpkin Sudoku with a Dutch Whispers (4-away) rule that will warm you up for today’s GAS from Philip Newman. Happy Halloween!

PDF

or solve online (using SudokuPad)

Theme: Trick or Treat

Author/Opus: This is the 605th puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Rules: Insert a number from 1 to 6 into each white cell so that no number repeats in any row, column, or bold region. Numbers in cells directly connected on an orange line must differ by at least 4.

Estimated Difficulty: 1.5 stars

Solution: PDF.

Note: Follow this link for other less common variations of Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Twelve Months of Sudoku? post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.